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Re: Knoppix and GPL



On Mon, 28 Apr 2003, Klaus Knopper wrote:

> On Mon, Apr 28, 2003 at 07:09:45AM +0200, Peter Palfrader wrote:
> > On Mon, 28 Apr 2003, Klaus Knopper wrote:
> > 
> > > On Mon, Apr 28, 2003 at 06:18:59AM +0200, Peter Palfrader wrote:
> > > > On Mon, 28 Apr 2003, Klaus Knopper wrote:
> > > > 
> > > > > "Since this is a genuine open source project, subject to the GNU General
> > > > >  Public License, the source code for the KNOPPIX-specific packages is
> > > > >  available via the Internet at http://www.knopper.net/knoppix/sources/.
> > > > >  You may find the sources for the installed Debian packages on the
> > > > >  various Debian mirrors. Additionally, you can order the sources
> > > > >  directly from Knopper.Net for the cost of material, copying, packaging
> > > > >  and postage. This offer is valid for 3 years, counting from the build
> > > >                                                  ^^^^^^^^^^^^^^^^^^^^^^^
> > > > >  date of this CD-Rom."
> > > >    ^^^^^^^^^^^^^^^^^^^^
> > > > 
> > > > Is this good enough?  Shouldn't it be date of distribution?
> > > 
> > > So, where can I get the sources of emacs version 1.0?
> > 
> > Who did you get the binaries from, when and under 3a, 3b or 3c?
> 
> Sorry, apparently my point was not clear.
> 
> Short version: Knoppix build date == Knoppix distribution date

Ah.

> Long version: You have no control over who distributes your software at
> which time. If someone decides, for whatever reason, to withhold your
> software fr 20 years, and then distributes a binary version of your
> software with your own written offer, the "3 years" limitation above
> become pointless. Therefore, the 3 years can only be meant as 3 years
> from the date when you, personally, make your software available, not
> when someone else distributes your software.

Correct.  If build-date is the last date when you distributed the
software yourself.


> The Debian project, for example, only publishes the sources for their
> software packages as long as they are current.

i.e. using 3a - no 3 year clause with that.

Peter
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